component
BL6523GX
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BL Shanghai Belling Energy Metering, SOP-16. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# BL6523GX++**BL Shanghai Belling** · Energy Metering · SOP-16++BL6523GX from BL Shanghai Belling, in a SOP-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | IAN | input | Current channel A analog input (negative), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V. |+| 2 | IBP | input | Current channel B analog input (positive), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V. |+| 3 | IBN | input | Current channel B analog input (negative), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V. |+| 4 | VP | input | Voltage channel analog input (positive), maximum differential voltage ±660mV with adjustable gain via GAIN register, signal maximum magnitude ±1.5V. |+| 5 | VN | input | Voltage channel analog input (negative), maximum differential voltage ±660mV with adjustable gain via GAIN register, signal maximum magnitude ±1.5V. |+| 6 | VREF | passive | Reference voltage pin with on-chip nominal 2.5V and 5ppm/°C temperature coefficient, accepts external 2.5V reference source, requires 1µF ceramic capacitor to ground. |+| 7 | GND | power_in | Analog circuit reference ground, should connect to analog ground plane or most stable system ground point used by all analog circuits, single connection point to digital ground plane. |+| 8 | /RST | input | Chip reset signal input active low, minimum 32µs low pulse followed by 300µs high required to reset. |+| 9 | CF | output | Active power calibration pulse output providing active power measurement information for meter calibration, 90ms fixed pulse width for low power measurement, half-period width when output period less than 180ms, frequency adjustable via WA_CFNUM register. |+| 10 | CLKOUT | output | Clock output pin working with CLKIN to provide 3.58MHz clock to chip, can drive CMOS load, can use ceramic load capacitors in crystal circuit. |+| 11 | CLKIN | input | Main clock input for analog and digital processing circuits, accepts external clock or parallel crystal connection at 3.58MHz frequency with 22-33pF ceramic load capacitors. |+| 12 | GND | power_in | Analog circuit reference ground, should connect to analog ground plane or most stable system ground point used by all analog circuits. |+| 13 | TX | output | Serial interface UART data output pin at 4800bps fixed baud rate, no parity, 1 stop bit. |+| 14 | RX | input | Serial interface UART data input pin at 4800bps fixed baud rate, no parity, 1 stop bit, multiplexed with /RST reset function. |+| 15 | VDD | power_in | Positive power supply +5V nominal providing analog section power, normal operation requires +4.5V to +5.5V. |+| 16 | IAP | input | Current channel A analog input (positive), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | BL Shanghai Belling |+| Package | SOP-16 |+| Category | Data Acquisition |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `BL6523GX`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOP-16 (KiCad packages3D, STEP)+- 3D model files: `bl6523gx-etched.step` / `bl6523gx-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bl6523gx.step` / `bl6523gx.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [BL Shanghai Belling datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884203153346560) (33 pp, sha256 `edf0f9cf4bc2f5fb`, retrieved 2026-09-29, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/bl6523gx-datasheet.pdf)
page.jsonadded+188@@ -0,0 +1,188 @@+{+ "slug": "bl6523gx",+ "version": "0.1.0",+ "type": "component",+ "description": "BL Shanghai Belling Energy Metering, SOP-16. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "bl6523gx",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "bl6523gx.kicad_sym",+ "bl6523gx.kicad_mod",+ "bl6523gx.glb",+ "bl6523gx.step",+ "bl6523gx.lbr",+ "docs/hero.png",+ "docs/bl6523gx-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "BL6523GX",+ "manufacturer": "BL Shanghai Belling",+ "package": "SOP-16",+ "pin_count": 16,+ "category": "Data Acquisition",+ "subcategory": "Energy Metering",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884203153346560",+ "parts": {+ "symbol": "bl6523gx.kicad_sym",+ "footprint": "bl6523gx.kicad_mod",+ "model_3d": "bl6523gx-etched.glb",+ "model_3d_plain": "bl6523gx.glb",+ "model_3d_step": "bl6523gx-etched.step",+ "model_3d_step_plain": "bl6523gx.step",+ "lbr": "bl6523gx.lbr"+ },+ "distributor_links": {+ "lcsc": "C213392"+ },+ "distributor_check": {+ "checked_at": "2026-09-29T17:46:47Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "IAN",+ "type": "input",+ "description": "Current channel A analog input (negative), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V."+ },+ {+ "number": "2",+ "name": "IBP",+ "type": "input",+ "description": "Current channel B analog input (positive), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V."+ },+ {+ "number": "3",+ "name": "IBN",+ "type": "input",+ "description": "Current channel B analog input (negative), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V."+ },+ {+ "number": "4",+ "name": "VP",+ "type": "input",+ "description": "Voltage channel analog input (positive), maximum differential voltage ±660mV with adjustable gain via GAIN register, signal maximum magnitude ±1.5V."+ },+ {+ "number": "5",+ "name": "VN",+ "type": "input",+ "description": "Voltage channel analog input (negative), maximum differential voltage ±660mV with adjustable gain via GAIN register, signal maximum magnitude ±1.5V."+ },+ {+ "number": "6",+ "name": "VREF",+ "type": "passive",+ "description": "Reference voltage pin with on-chip nominal 2.5V and 5ppm/°C temperature coefficient, accepts external 2.5V reference source, requires 1µF ceramic capacitor to ground."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Analog circuit reference ground, should connect to analog ground plane or most stable system ground point used by all analog circuits, single connection point to digital ground plane."+ },+ {+ "number": "8",+ "name": "/RST",+ "type": "input",+ "description": "Chip reset signal input active low, minimum 32µs low pulse followed by 300µs high required to reset."+ },+ {+ "number": "9",+ "name": "CF",+ "type": "output",+ "description": "Active power calibration pulse output providing active power measurement information for meter calibration, 90ms fixed pulse width for low power measurement, half-period width when output period less than 180ms, frequency adjustable via WA_CFNUM register."+ },+ {+ "number": "10",+ "name": "CLKOUT",+ "type": "output",+ "description": "Clock output pin working with CLKIN to provide 3.58MHz clock to chip, can drive CMOS load, can use ceramic load capacitors in crystal circuit."+ },+ {+ "number": "11",+ "name": "CLKIN",+ "type": "input",+ "description": "Main clock input for analog and digital processing circuits, accepts external clock or parallel crystal connection at 3.58MHz frequency with 22-33pF ceramic load capacitors."+ },+ {+ "number": "12",+ "name": "GND",+ "type": "power_in",+ "description": "Analog circuit reference ground, should connect to analog ground plane or most stable system ground point used by all analog circuits."+ },+ {+ "number": "13",+ "name": "TX",+ "type": "output",+ "description": "Serial interface UART data output pin at 4800bps fixed baud rate, no parity, 1 stop bit."+ },+ {+ "number": "14",+ "name": "RX",+ "type": "input",+ "description": "Serial interface UART data input pin at 4800bps fixed baud rate, no parity, 1 stop bit, multiplexed with /RST reset function."+ },+ {+ "number": "15",+ "name": "VDD",+ "type": "power_in",+ "description": "Positive power supply +5V nominal providing analog section power, normal operation requires +4.5V to +5.5V."+ },+ {+ "number": "16",+ "name": "IAP",+ "type": "input",+ "description": "Current channel A analog input (positive), maximum differential voltage ±660mV with adjustable gain via GAIN register, ESD protection to ±1.5V."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884203153346560",+ "pages": 33,+ "sha256": "edf0f9cf4bc2f5fb",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}